MSCI Set to Announce August 2026 Index Review on August 12
Event summary
- MSCI will announce the results of its August 2026 Index Review on August 12, 2026.
- Changes to MSCI Global Standard, Small Cap, Micro Cap, Value and Growth Indexes, among others, will take effect at the close of August 31, 2026.
- Detailed rebalancing information will be available to clients post-announcement via MSCI’s website and Bloomberg/Reuters pages.
The big picture
MSCI’s semi-annual index reviews are critical events for global investors, influencing trillions in assets under management. The August 2026 review comes amid heightened focus on ESG integration and regional market volatility, particularly in emerging markets like China. The structural adjustments announced will shape passive investment strategies and benchmarking frameworks for the remainder of the year.
What we're watching
- Rebalancing Impact
- How the August 2026 index changes will affect asset flows and portfolio adjustments.
- Market Reactions
- Whether constituents added or removed from key indexes experience short-term volatility.
- Regulatory Compliance
- The pace at which MSCI adapts to evolving global regulatory standards for index methodologies.